Holybro Tekko32 F4 4 in 1 50A ESC

SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier The SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier is a compact audio amplification module designed to deliver clear and efficient stereo sound from low-power audio sources. It solves the need for adding audio output to small electronic projects without bulky components or complex circuits. This module is suitable for students, makers, engineers, educators, and startups who want an easy way to integrate stereo audio into DIY electronics, learning kits, and embedded system prototypes. This stereo mini Class-D audio amplifier is commonly used in robotics, IoT devices, automation systems, and portable electronics that require lightweight and power-efficient audio output. It can be easily interfaced with platforms such as Arduino, Raspberry Pi, and ESP32 to drive small speakers in projects like voice alerts, sound feedback systems, and interactive devices. The simple design and stable performance make it easy to integrate into both prototype builds and finished products, enabling reliable audio output with minimal setup effort. Features: Two-channel stereo Class-D audio amplifier for clear sound output Operates on a 5V power supply, ideal for embedded projects High efficiency design with low heat generation Compact size suitable for space-constrained applications Drives small speakers for stereo audio output Compatible with Arduino, Raspberry Pi, ESP32, and other audio-enabled projects

7Semi BME688 Environmental Sensor Nano Breakout with 2.54mm Pitch Header The 7Semi BME688 Environmental Sensor Nano Breakout with 2.54mm Pitch Header is a versatile and high-precision environmental sensor designed for modern monitoring applications. Built around Bosch’s advanced BME688, it accurately tracks temperature, humidity, air pressure, and gas levels, helping you gain meaningful insights into environmental conditions. Its compact nano form factor and I2C interface make integration simple with Arduino, Raspberry Pi, and other development boards. Whether you’re building a smart home system, an industrial monitoring setup, or an environmental research project, this environmental monitoring sensor delivers dependable performance in a user-friendly design. Features: AI-Enhanced Gas Sensing: Identifies dangerous gasses with exceptional accuracy. Comprehensive Monitoring: A single sensor measures numerous essential environmental factors. Flexible Interface: I2C connectivity enables seamless interaction with microcontrollers. Compact design: The nano breakout board is ideal for projects with limited space. 3.3V Operating Voltage: Suitable for a wide range of development boards. Gas sensor sensitivity, selectivity, and data rate can all be adjusted to meet your individual application requirements.

HQProp 7X3.5X3 Light Grey (2CW+2CCW)-Poly Carbonate Triblade Propeller HQProp, short for “High-Quality Propellers,” is a well-known brand in the field of drone and multirotor propellers. HQProp produces a wide range of propellers designed for various types of drones, including quadcopters, multirotors, FPV racing drones, freestyle drones, and more. The brand is popular among drone enthusiasts and pilots for its focus on quality, performance, and innovation. HQProp has gained popularity within the drone community, particularly among FPV (First-Person View) racing and freestyle enthusiasts, for its innovative designs and commitment to delivering top-notch propeller options. Drone pilots often experiment with different propellers to find the best balance between thrust, efficiency, and maneuverability for their specific needs.  It’s important to note that propeller selection can have a significant impact on the overall performance and flight characteristics of a drone. Choosing the right propellers for a drone involves considering factors such as drone size, weight, motor specifications, flight characteristics, and intended use. Features: Wide variety, available in multiple sizes, pitches, blade counts, and materials for different flying needs such as speed, stability, and efficiency Material choices, made from polycarbonate, carbon fiber, and composites, affecting durability, thrust, and efficiency Advanced design, innovative blade shapes and aerodynamics improve performance and reduce noise Ideal for FPV, popular in racing and freestyle drones for fast acceleration, high speed, and agility Broad compatibility, supports various motor setups and drone frame types, including standard and inverted configurations Color options, available in multiple colors for customization and easy identification Performance tuning, different sizes and pitches allow optimization of speed, control, or flight time Smart selection needed, choosing the right propeller based on motor specs, drone weight, and usage enhances overall performance

Holybro Micro M9N GPS With Case The Holybro Micro M9N GPS With Case is a compact, high-performance M9N GPS with case module designed to deliver precise positioning and reliable navigation for advanced drone and UAV applications. Featuring multi-constellation GNSS support, this GPS unit tracks multiple satellite systems simultaneously to ensure fast satellite acquisition, improved accuracy, and strong signal reliability. The included protective case not only enhances durability but also simplifies mounting and installation on a variety of drone frames and robotic platforms. Equipped with an IST8310 compass and a high-performance antenna, this GPS module provides accurate heading information and robust signal reception, enhancing overall flight stability and control. Whether you’re conducting waypoint missions, autonomous navigation, or complex aerial maneuvers, the Holybro Micro M9N GPS With Case delivers dependable performance in both indoor and outdoor environments. Its lightweight design and advanced features make it an excellent choice for hobbyist builders and professional UAV developers alike. Features: Compact M9N GPS with case designed for accurate and reliable drone navigation. Supports multi-constellation GNSS for faster satellite lock and improved positioning accuracy. Integrated IST8310 compass provides precise heading and orientation data. High-performance antenna ensures strong signal reception and stable navigation. Protective case improves durability and simplifies installation on drone frames. Ideal for multirotor drones, UAV platforms, and autonomous navigation applications.

reComputer J401 – Carrier Board for Jetson Orin Nano & Orin NX The reComputer J401 is an advanced NVIDIA Jetson Orin NX carrier board, purpose-built to support both Jetson Orin Nano and Orin NX modules. Designed as an open-source extension board, it breaks out a comprehensive range of I/O interfaces from the SoM, offering seamless high-speed and low-speed connectivity to meet diverse development needs. With its compact form factor, reliable performance, and developer-friendly architecture, the J401 simplifies the process of building, testing, and scaling embedded systems. Ideal for prototyping, edge deployments, and long-term product updates, it accelerates time-to-market while providing the flexibility required for robotics, computer vision, and AI-powered edge applications. Features: NVIDIA Elite Partner certified – ensuring reliable quality and compatibility. 260-pin Jetson module connector – supports both Jetson Orin NX and Orin Nano modules. Open-source hardware – flexible and developer-friendly for customization. Compact form factor – measures just 100mm x 80mm for space-saving integration. Wide operating temperature range – works reliably from -10°C to 60°C. Wireless connectivity – M.2 Key E slot for WiFi and Bluetooth expansion. Storage expansion – M.2 Key M slot supports SSD integration. High-speed networking – RJ-45 GbE port with 10/100/1000M support. Camera and display support – includes 2x CSI camera interfaces and 1x HDMI 2.1. Versatile USB options – 1x USB 2.0 Type-C (device mode) + 4x USB 3.2 Type-A (10Gbps). Stable power input – DC Jack 12V/5A for dependable operation. Optimized for edge applications – ideal for robotics, computer vision, and generative AI projects. Applications: AI Video Analytics Machine Vision Autonomous Mobile Robot (AMR) Generative AI Hardware Overview: Applications Gallery – Sample Edge AI Setups AI Video Analytics Rig : Orin NX + J401 + CSI camera + NVMe SSD for real-time video inference and storage. Autonomous Mobile Robot (AMR) : Combine wheel motors (via MCU or controller board), sensors, camera feed, and edge-AI inference on Orin for navigation, obstacle detection, and decision-making. Industrial Automation & Monitoring : Use Gigabit Ethernet, CAN port, multiple sensors, and AI inference to monitor machines, detect anomalies or control actuators. Generative AI / Edge ML Server : Use Orin NX with SSD and cooling via J401 to run heavy ML workloads locally ideal for edge-AI deployments without cloud dependency. Computer Vision + Robotics Laboratory Setup : Multiple cameras via dual CSI, USB 3.2 devices, external sensors build a flexible AI-powered research or prototyping station.

7Semi SHT45 Humidity & Temperature Sensor Breakout Board with 4-Pin Connector Get reliable and highly precise environmental readings with the 7Semi SHT45 Humidity & Temperature Sensor Breakout, engineered for applications where accuracy truly matters. Built on Sensirion’s advanced SHT45 platform, this compact module delivers outstanding measurement performance with ±1.0% RH humidity accuracy and ±0.1°C temperature accuracy. Whether you're developing an HVAC controller, creating a weather-monitoring setup, or designing a smart agriculture system, this breakout ensures stable, real-time data you can trust. Designed with a 4-pin JST connector and I2C communication, the sensor integrates effortlessly into microcontroller projects using platforms such as Arduino, ESP32, or Raspberry Pi. The ultra-low power consumption and wide operating voltage range make it ideal for both portable and embedded IoT devices. Its fast response time and factory-calibrated output allow creators, engineers, and automation designers to build systems that depend on precise climate data without additional tuning. This makes it an excellent choice for environmental monitoring, industrial automation, and smart home development. Features: Provides exceptionally accurate measurements with ±1.0% RH humidity accuracy and ±0.1°C temperature accuracy for reliable environmental tracking. Covers a wide operating range of 0–100% RH and -40°C to 125°C, making it suitable for diverse climates and industrial environments. Delivers fast response times, ensuring timely humidity and temperature updates for real-time applications. Designed with ultra-low power CMOSens® technology, making it ideal for long-duration, battery-powered systems. Offers seamless integration through its I2C interface and 4-pin JST connector, enabling quick and secure connectivity with most MCUs. Operates efficiently across a supply voltage range of 1.08V to 3.6V, enhancing compatibility across different devices. Comes factory-calibrated with a certification, ensuring immediate plug-and-play accuracy without additional configuration.

Holybro S500 V2 DIY Drone Kit (Included Motor, Prop and ESC) The Holybro S500 V2 DIY Drone Kit (Included Motor, Prop and ESC) is a complete DIY drone kit designed for builders and enthusiasts who want a reliable, high-performance UAV platform right out of the box. This all-in-one kit includes quality motors, propellers, Electronic Speed Controllers (ESCs), and a durable S500 V2 frame, giving you everything you need to assemble a capable multirotor drone with confidence. Whether you're a hobbyist looking to build your first drone or a professional seeking a customizable platform for experimentation and upgrades, this kit provides a solid foundation. Engineered for ease of assembly and dependable flight performance, the Holybro S500 V2 DIY Drone Kit combines balanced thrust, stable handling, and efficient power delivery for smooth flight characteristics. Its thoughtfully selected components ensure compatibility and optimized performance, making the build process straightforward while offering room for future enhancements. From casual flying to aerial photography and DIY experimentation, this kit empowers you to bring your custom drone ideas to life with quality and precision. Features: Complete DIY drone kit including frame, motors, propellers, and ESCs for easy assembly. Durable S500 V2 frame designed for stable and reliable multirotor performance. Balanced propulsion system delivers smooth thrust and efficient flight. Supports customization and upgrades with compatible flight controllers and accessories. Suitable for beginners learning drone assembly as well as advanced UAV projects. Ideal for DIY builds, aerial experimentation, and educational drone applications.

7Semi OPT3004 Digital Ambient Light Sensor Breakout with I2C STEMMA QT / Qwiic The 7Semi OPT3004 Digital Ambient Light Sensor Breakout is a compact and high-precision module designed to measure visible light just the way the human eye perceives it. Built around the OPT3004 sensor, it delivers exceptional accuracy, wide dynamic range, and excellent infrared rejection, making it ideal for real-world lighting applications. With seamless I2C compatibility and Qwiic/STEMMA QT support, this breakout is easy to integrate into microcontroller or IoT setups without complicated wiring. Whether you're building smart lighting systems, automating energy-efficient environments, or experimenting with environmental monitoring projects, this module provides consistent and dependable lux readings. Its advanced design, low-power performance, and precise optical filtering make it a reliable choice for hobbyists, students, and professional developers looking for accurate ambient light sensing in their projects. Features: The breakout uses the OPT3004 sensor, which delivers precise visible light measurements with excellent IR rejection to mimic human eye response. It offers a wide measurement range from 0.01 lux to 83,000 lux, allowing accurate performance in dim to bright environments. The module includes automatic gain ranging with a 23-bit effective dynamic range, ensuring stable results without manual adjustments. Designed with I2C support and Qwiic/STEMMA QT connectors, it enables quick, solder-free integration into various electronics projects. The board operates smoothly on both 3.3V and 5V supplies, making it compatible with popular microcontroller platforms. Its compact 27×20 mm footprint makes it suitable for space-constrained embedded or portable applications. Built with precision optical filtering to block over 99% infrared light within a ±85° angle for truly accurate lux readings.

7Semi EC20 CAT-4 LTE 4G GNSS Nano Modem The 7Semi EC20 CAT-4 LTE 4G GNSS Ultra-compact Nano Modem is a powerful and space-saving solution designed to bring fast, reliable cellular connectivity to IoT and M2M applications. Built around Quectel’s EC20 R2.1 module, it supports LTE, UMTS/HSPA+, and GSM networks, enabling seamless communication across diverse environments. With download speeds up to 150 Mbps and upload speeds up to 50 Mbps, the modem delivers the performance needed for data-intensive applications like tracking, telemetry, remote monitoring, and industrial IoT. Beyond connectivity, the module features advanced multi-GNSS positioning including GPS, GLONASS, BeiDou, Galileo, and QZSS. It comes with a micro-USB interface for direct PC/laptop connectivity, optional UART support, nano SIM slot, and flexible powering through USB or 5–14V external input. With its wide operating temperature range and compact form factor, this modem is ideal for Raspberry Pi integrations, embedded projects, and outdoor systems requiring stable cellular + GNSS capabilities. Features: Offers multi-network connectivity with LTE, UMTS/HSPA+, and GSM/GPRS/EDGE support for global coverage. Provides high-speed data performance with up to 150 Mbps downlink and 50 Mbps uplink for demanding IoT applications. Supports advanced GNSS systems including GPS, GLONASS, BeiDou, Galileo, and QZSS for accurate geolocation. Includes micro-USB interface for direct PC/laptop connection and optional UART for embedded hardware integration. Compatible with nano SIM cards and can operate on 5V USB or 5–14V external power for wide deployment flexibility. Designed for rugged use with a wide operating temperature range of -40°C to 80°C. Ideal for PC, laptop, and Raspberry Pi usage, including remote monitoring, navigation, and IoT deployments. Includes high-gain internal antenna (8dBi) with IPEX connector for strong and stable signal reception. 7Semi EC20 CAT-4 LTE 4G GNSS Nano Modem Dimensions

7Semi ESP32-DEVKIT-E – ESP32 WiFi BLE Development Board with CP2102 USB-UART The 7Semi ESP32-DEVKIT-E is a compact and powerful development board built around the ESP32-WROOM-32E module, offering dual-core processing, onboard WiFi, and Bluetooth connectivity. Designed for makers, students, and IoT developers, it provides reliable wireless performance and plenty of GPIO pins to interface with sensors, displays, motors, and more. Whether you're experimenting with automation, creating smart devices, or building connected prototypes, this board gives you the flexibility and power needed to push your ideas further. With a CP2102 USB-to-UART bridge for easy programming, breadboard-friendly spacing, and multiple power input options (USB, 5V, or 3.3V), the ESP32-DEVKIT-E is built for smooth prototyping. It delivers a stable development experience with 4MB Flash, a PCB antenna, and support for protocols like SPI, I2C, I2S, ADC, DAC, and PWM - making it ideal for IoT, robotics, wearables, smart home projects, and low-power connected applications. Features: Powered by the ESP32-WROOM-32E module featuring a dual-core processor running at 160MHz for fast and efficient performance. Integrated WiFi and Bluetooth support enables seamless wireless connectivity for IoT and smart device applications. Includes multiple GPIO pins that allow easy interfacing with sensors, displays, motors, and other electronic components. Breadboard-friendly pin layout ensures easy prototyping and smooth development workflows. Equipped with a CP2102 USB-UART bridge for convenient programming and debugging via USB. Flexible power options including Micro USB, 5V, and 3.3V inputs to suit a wide variety of project needs. Built-in PCB antenna, 4MB flash memory, and compact, cost-effective design ideal for beginners and advanced developers alike. ESP32 Devkit Pinout Diagram:

SmartElex DS3232 RTC (Real Time Clock) Breakout Module The SmartElex DS3232 RTC Breakout Module is a reliable DS3232 RTC module designed for accurate and long-term timekeeping in electronics and IoT projects. With an integrated crystal oscillator and temperature-compensated circuitry, it maintains precise date and time even under changing environmental conditions. This real-time clock module supports I²C communication, making it simple to interface with popular microcontrollers for applications such as data logging, digital clocks, alarms, and automation systems. A coin cell battery backup keeps the clock running during power loss, while its low power consumption and stable performance make it ideal for projects that demand exact timing and consistent operation over years. Features: Integrated crystal for accurate timekeeping. Temperature correction to reduce drift. Compact design that works well with breadboards. Works with I²C interface for microcontroller integration. Includes a coin cell battery backup for uninterrupted operation. Fully constructed and tested module ready for speedy deployment. Compatible with Arduino, Raspberry Pi, and other platforms. Low power usage results in longer battery life.

Pludo STEM Air Glide Kit – DIY Science Kit for Kids 11–14 | Grade 6–8 Bernoulli’s Principle Air Levitation Experiment Bring the wonders of physics to life with the Pludo STEM Air Glide Kit, a hands-on science experiment kit designed to demonstrate Bernoulli’s Principle in action. As children assemble and experiment with the kit, they discover that fast-moving air creates low pressure. When the blower pushes air upward at high speed, the air pressure around the ball becomes lower than the pressure below it. This pressure difference lifts the ball and keeps it floating and balanced in the air. As long as the airflow remains steady, the ball stays levitated, clearly showing how air speed and pressure work together to produce lift. This engaging kit doubles as both a science toy and a STEM learning tool, helping young minds understand core concepts of motion, balance, and aerodynamics in a fun and interactive way. A great choice for parents and teachers seeking quality kids learning toys and STEM kits that inspire creativity and experimentation. What Your Child Will Learn: Discover how air pressure and velocity work together to create lift. Understand Bernoulli’s Principle through exciting real-world demonstrations. Learn about aerodynamics, balance, and fluid motion in a simple, interactive way. Strengthen observation, critical thinking, and problem-solving skills. Gain confidence through hands-on learning and self-exploration. Educational Outcomes: Conceptual Clarity: Builds a solid understanding of how air movement affects objects, connecting science to daily life. STEM Skill Development: Encourages experimentation, hypothesis testing, and logical reasoning. Real-World Application: Demonstrates how Bernoulli’s Principle applies to airplanes, drones, and sports physics. Creative Thinking: Inspires kids to design and test their own experiments based on air pressure and motion. Confidence in Learning: Promotes curiosity-driven discovery that helps children approach science with enthusiasm and confidence. Fun Fact: Bernoulli’s Principle is the same concept that keeps airplanes in the sky — your child will explore this fascinating science right at home! Features Hands-on DIY science experiment kit that demonstrates Bernoulli’s Principle through air pressure and lift experiments. Encourages curiosity, critical thinking, and problem-solving as children explore how airflow creates levitation. Made from durable, child-safe materials ensuring safe and long-lasting use during experiments. Suitable for children aged 11–14 (Grade 6–8) for an engaging and age-appropriate STEM learning experience. Promotes understanding of aerodynamics, balance, and fluid motion through fun, practical experiments. Perfect for classroom demonstrations, home learning sessions, or interactive STEM projects. Included manual provides step-by-step guidance for easy assembly and scientific exploration. Makes a thoughtful science gift for birthdays, science fairs, or young inventors interested in hands-on discovery.

7Semi BME688 Environmental Sensor Probe with Gas, Pressure, Temperature & Humidity Sensor The 7Semi BME688 Environmental Sensor Probe is a compact, AI-enabled environmental monitoring solution designed for precise measurements of temperature, humidity, barometric pressure, and gas levels. Built using the advanced Bosch BME688 sensor, it provides highly accurate, real-time environmental data that supports air quality monitoring, research applications, industrial automation, and smart home systems. Housed in a durable plastic shell, the probe ensures long-term stability while maintaining excellent breathability necessary for accurate gas sensing. This versatile environmental probe uses an I2C digital interface for easy integration with microcontrollers and embedded systems, making it suitable for both portable and fixed installations. With a wide operating range and low power consumption, it delivers stable performance even in harsh or fluctuating environments. AI-powered gas sensing adds advanced analytical capabilities such as IAQ scoring, VOC detection, CO₂-equivalent estimation, and bVOC outputs, making this probe a powerful tool for environmental diagnostics and air-quality-driven automation. Features: Provides simultaneous measurement of temperature, humidity, pressure, and gas concentration, enabling complete environmental assessment in a single compact device. AI-powered gas sensing detects VOCs, CO₂-equivalents, and various gases at ppb-level sensitivity for accurate indoor air quality monitoring. Durable plastic enclosure offers strong resistance to corrosion, dust, and temperature variations while maintaining high permeability for reliable sensing. Wide operational range ensures dependable performance from -40 to 85°C and 0–100% RH, suitable for both indoor and outdoor monitoring environments. Low power design supports battery-operated systems, making it ideal for portable, energy-efficient projects. Mini Round Shell (MRS) connector with a 1m cable provides secure and professional-grade installation flexibility. I2C digital communication interface simplifies integration with embedded systems and common microcontrollers. NIST-traceable factory calibration guarantees accuracy for industrial, regulatory, and research applications. Delivers advanced analytical outputs including IAQ, bVOC, CO₂-equivalent, gas intensity, gas scan, and air quality indexes. Humidity Sensors Pins: Digital Humidity and Temperature Sensor Probe I2C Interfacing with MCU:

SmartElex BS312 PIR Motion Sensor The SmartElex BS312 PIR Motion Sensor is a compact passive infrared sensor designed to detect human motion by sensing changes in infrared radiation. It helps systems respond only when movement is present, reducing unnecessary power usage and improving efficiency. This sensor is suitable for students, makers, engineers, educators, and startups who are building electronics projects that require reliable motion detection in a small, low-power form factor. This PIR motion sensor is ideal for robotics, IoT devices, security systems, and automation projects, especially those that run on batteries or need low standby power consumption. It can be easily interfaced with popular platforms such as Arduino, Raspberry Pi, and ESP32, making integration quick and straightforward. Common use cases include motion-activated lighting, smart alarms, occupancy detection, and compact IoT monitoring solutions where dependable performance and simple integration are essential. Features: Compact PIR sensor for accurate human motion detection Detects movement using passive infrared technology Low power consumption ideal for battery-powered projects Digital output for easy interfacing with microcontrollers Fast response time for real-time motion detection Compatible with Arduino, Raspberry Pi, ESP32, and similar boards

7Semi Vikram-3015 High-Power 30V 15A Single-Channel DC Motor Driver Module The 7Semi Vikram-3015 is a powerful and reliable high-current motor driver designed to handle demanding brushed DC motor applications with ease. Built for makers, robotics engineers, and automation projects, it supports a wide operating voltage range of 6V to 30V and delivers a continuous 15A output without requiring a heat sink. Its fully NMOS H-Bridge architecture ensures excellent efficiency, making it ideal for high-load motor control setups that require consistency and stable performance. With support for 3.3V and 5V logic levels, the Vikram-3015 easily integrates with popular development platforms such as Arduino, Raspberry Pi, and PLC systems. The on-board test buttons, motor output LEDs, and robust protection circuitry, such as overcurrent, overheating, and undervoltage protection, simplify debugging and ensure long-term reliability. Whether you're building robotics systems, automation hardware, or DIY mechatronics, this motor driver provides a dependable foundation for high-torque motor control. Features: Provides smooth bidirectional control for single-channel brushed DC motors, enabling forward and reverse operation with high responsiveness. Operates efficiently across a wide 6V–30V voltage range while delivering a strong and stable 15A continuous current output. Supports both 3.3V and 5V logic inputs, ensuring seamless compatibility with microcontrollers and SBCs like Arduino and Raspberry Pi. Includes onboard testing features such as dedicated buttons and motor output LEDs for quick diagnostics and validation. Offers robust safety mechanisms including overcurrent protection, over-temperature shutdown, and undervoltage lockout for long-term durability. Uses a fully NMOS H-Bridge, improving efficiency and eliminating the need for bulky heat sinks.